Smoking pipe



FIG. 1 is a side elevational view of a smoking pipe showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a cross sectional view thereof taken along the line 5-5 of FIG. 2; and

FIG. 6 is a side elevational view of a second embodiment thereof. 

The ornamental design for a smoking pipe, substantially as shown and described. 